These thematic pictures of Skaičiai are analogous to a visual dictionary. The theme "Skaičiai" is split into several parts. For children, especially toddlers from 1 to 5 years old, it is better to divide the sets of cards over several days, or even weeks, so that the information is absorbed better. This is especially true if you are using flashcards to learn sinhala language that is not your native language.
To expand your sinhala language vocabulary on the "Skaičiai" topic, flashcards games are the best way: